/*
 * Copyright 2010 Srikanth Reddy Lingala
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.lingala.zip4j.crypto.PBKDF2;

/*
 * Source referred from Matthias Gartner's PKCS#5 implementation -
 * see http://rtner.de/software/PBKDF2.html
 */
public class PBKDF2Parameters {
    protected byte[] salt;

    protected int iterationCount;

    protected String hashAlgorithm;

    protected String hashCharset;

    protected byte[] derivedKey;

    public PBKDF2Parameters() {
        this.hashAlgorithm = null;
        this.hashCharset = "UTF-8";
        this.salt = null;
        this.iterationCount = 1000;
        this.derivedKey = null;
    }

    public PBKDF2Parameters(String hashAlgorithm, String hashCharset,
                            byte[] salt, int iterationCount) {
        this.hashAlgorithm = hashAlgorithm;
        this.hashCharset = hashCharset;
        this.salt = salt;
        this.iterationCount = iterationCount;
        this.derivedKey = null;
    }

    public PBKDF2Parameters(String hashAlgorithm, String hashCharset,
                            byte[] salt, int iterationCount, byte[] derivedKey) {
        this.hashAlgorithm = hashAlgorithm;
        this.hashCharset = hashCharset;
        this.salt = salt;
        this.iterationCount = iterationCount;
        this.derivedKey = derivedKey;
    }

    public int getIterationCount() {
        return iterationCount;
    }

    public void setIterationCount(int iterationCount) {
        this.iterationCount = iterationCount;
    }

    public byte[] getSalt() {
        return salt;
    }

    public void setSalt(byte[] salt) {
        this.salt = salt;
    }

    public byte[] getDerivedKey() {
        return derivedKey;
    }

    public void setDerivedKey(byte[] derivedKey) {
        this.derivedKey = derivedKey;
    }

    public String getHashAlgorithm() {
        return hashAlgorithm;
    }

    public void setHashAlgorithm(String hashAlgorithm) {
        this.hashAlgorithm = hashAlgorithm;
    }

    public String getHashCharset() {
        return hashCharset;
    }

    public void setHashCharset(String hashCharset) {
        this.hashCharset = hashCharset;
    }
}
